police siren car mic speaker system 18 sound loud for car warning alarm police fire siren horn car amplifier bluetooth function
Модель:
RUR 18
1. This hearing aid is specially designed for the elderly or people with hearing problems, suitable for those people or patients with hearing loss.2. Low power consumption, high fidelity, high-quality chips, and invisible flesh-colored surface will not appear incongruous in the crowd.3. With volume control function, the volume can be adjusted to meet your own needs and preferences.4. Built-in battery power supply, smaller, simpler, more convenient, more powerful and more stable.5. With digital circuit and automatic noise reduction technology, the sound is natural and brings you a comfortable experience.6. Ergonomic earplug design, even if you wear it for a long time, you will not feel pain. Specification:1. Material: plastic 2. Battery: 1 A10 battery, 1.4V, 1.2mA3. Maximum sound output: 122+/-3dB4. Sound gain: greater than or equal to 28dB+/-2dB5. Total harmonic distortion: less than or equal to 3%6. Frequency range: 300-4800MHz 7. Input noise: less than or equal to 26dBCaution: To avoid accidental swallowing by children, keep small parts out of reach of children
Модель:
RUR 14
1. Bluetooth version: V5.32. Supported protocols: A2DP/AVRCP/HFP3. Transmission distance: 10m 4. Transmission frequency: 20. Hz-20KHz 5. Battery capacity: 70m. Ah 6. Talk time: 5.5h 7. Play time: 5.5h 8. Standby time: 170h 9. Charging time: 1.5h 10. Charging port: Type-C11. Design that does not go into the ears, lightweight and pain-free to wear 12. Open and real-time perception of the external environment, safer to wear outdoors 13. Easy to store, skin-friendly soft silicone does not deform when folded 14. Hi. Fi sound effect, three-band balance, 3D surround sound 15. Reverse sound wave system, open and no sound leakage 16. ENC intelligent call noise reduction, touch control 17. Intelligent voice prompts, Chinese and English (default English prompts)18. Support switching game low-latency mode/music mode
Модель:
RUR 4
About Product 1. Screen size: 1.3 IPS color screen 2. Bluetooth version: BLE 4.03. Battery capacity: 100m. Ah 4. Waterproof rating: IP675. System: Android system 4.4 version or above,iOS system 8.0 version or above 6. Screen resolution: 240*2407. Charging method:USB charging. Function 1. Heart rate monitoring,blood pressure monitoring 2. Standard sport function (step, distance, calories)3. Sleep monitoring (sleep time, sleep quality）4. Multi-sports mode:walking,running,cycling,badminton,climbing 4. Call reminder,message reminder,sedentary reminder,remote camera 5. Alarm clocks,stopwatch,bidirectional anti loss
Модель:
RUR 29
1. Support ECG electrocardiogram function, Bluetooth call, non-invasive blood sugar measurement, HRV function, AI medical diagnosis, METO function, body temperature monitoring, blood oxygen monitoring, breathing training, stress monitoring, NFC function, womens health (period tracking), heart rate monitoring , blood pressure monitoring, sleep monitoring, sedentary reminder and other health functions. Step/calorie/distance, multi-sport mode, music control.2. Screen size: 1.91 inches, high resolution 320x 386 screen 3. Screen type: IPS HD TFT4. Main control chip: ultra-low power consumption 7013A5. Body temperature sensor: contact body temperature sensor 6. Blood oxygen: infrared light + red light True blood oxygen, gravity sensor: Rohm KXTJ3-10577. ECG chip: VP555ER, photoelectric chip: dual PD-VP555ER8. Vibration: mute/vibrate 9. Waterproof level: IP6710. Compatible system: Android 4.4 and above, iOS 8.2 and above 11. Bluetooth: 5.0BLE12. Battery capacity: 260m. Ah 13. Charging method: Magnetic charging 14. Charging time: about 3-4H15. Battery life: 3-5 days in use, 20+ days in standby 16. Control method: full-screen touch control, mobile phone APP control 17. Language- 13 languages on the watch side: Chinese, English, Japanese, Russian, German, Spanish, Italian, French, Portuguese, Korean, Polish, Czech, Traditional Chinese- APP language: Russian, Hungarian, Turkish, German, Italian, Czech, Slovak, Japanese, French, Polish, Persian, Simplified Chinese, Traditional Chinese, English, Portuguese, Spanish, Vietnamese, Arabic, Korean.18. Other functions: stopwatch, flashlight, countdown, step counting, calories, distance, sleep monitoring, exercise mode, call reminder, alarm clock reminder, raising hand to brighten the screen, social sharing (We. Chat, QQ, Facebook, Twitter), etc, shaking Photograph.19. Material- Shell: metal alloy + stainless steel- Bottom shell: PC+ABS+medical 316 steel sheet- Strap: Eco-friendly silicone
Модель:
RUR 34
About Product 1. Battery capacity: 240m. Ah 2. Bluetooth version :BLE 5.13. Charging method:magnetic charging 4. Waterproof rating: IP67 waterproof 5. Resolution:360x 3606. System: Android system 4.4 version or above,iOS system 8.2 version or above 7. APP support languages: Chinese, Traditional, English, Japanese, German, Russian, Italian, French, Spanish, Portuguese, Vietnamese, Korean, Persian (Arabic)8. Watch support languages:Chinese, English, Japanese, French, German, Italian, Spanish, Russian, Portuguese 9. Standby time:about 30 days 10. Use time:about 7-10 days. Function 1. Heart rate monitoring,blood pressure monitoring,blood oxygen monitoring,blood glucose monitoring 2. Step,distance,calorie 3. Sleep monitoring (sleep duration, sleep quality)4. Uric acid measurement,blood lipid monitoring,ECG electrocardiogram,precise body temperature measurement,multi-sport mode 5. Bluetooth call,automatically monitoring of photoelectric blood pressure,heart rate alarm 6. Family and friends remote care,sedentary reminder,raise wrist to brighten the screen,anti-lost reminder 7. Message push,call reminder/reject,music control,remote control camera,alarm clock,rotary encoder
Модель:
RUR 31
1. Functions: Support GPT, NFC access control, GPS positioning, AI voice assistant, Alipay payment code, social QR code, Bluetooth calling, Bluetooth music playback, breathing training, Meteo, massive dials, custom dial push, stopwatch, Brightness adjustment, multi-sport mode (indoor and outdoor), sleep, real heart rate, blood pressure, blood oxygen, information push, remote photography, real-time weather, find mobile phone (connected to mobile phone), password protection, calculator, split-screen display, shortcut Widgets, weather, alarm clock, multiple menu styles, compass, dock 2. APP supports languages: Simplified Chinese, Traditional Chinese, English, Dutch, German, Russian, Thai, Spanish, Portuguese, French, Japanese, Italian, Polish, Korean, Arabic, Persian, Vietnamese, Danish, Turkish, Hebrew, Indonesian, Greek, Czech, Malay 3. The watch supports languages: Simplified Chinese (default), English, Russian, Spanish, German, French, Portuguese, Polish, Turkish, Hebrew, Arabic, Indonesian, Vietnamese, Thai, Persian ,Malay. Parameters:1. APP: Wearfit Pro 2. Chip: SF32LB551 (Sich)3. Heart rate sensor: HRS33014. Andiord system: supports Android 6.0 and above 5. iOS system: Apple IOS 8.4 or above 6. Bluetooth: Bluetooth 5.0+Bluetooth 3.07. Waterproof level: IP688. Product technology: zinc alloy + IML9. Screen size: 2.1 inches 10. Screen resolution: 320 x 39011. Screen type: IPS full-viewing color screen, narrow bezel and black border 1.3MM12. Touch material: OGS+Panda explosion-proof glass 13. Battery voltage: 3.7V14. Battery capacity: 380m. Ah 15. Battery type: lithium battery 16. Battery life: 3-5 days of normal connected use, 60 days of standby 17. Charging method: supports wireless charging 18. Charging time: about 2.5 hours 19. Total length of wristband: 150-260mm 20. Wristband material: silicone
Модель:
RUR 17
Portable Wireless internet Jammer (Bluetooth Jammer / WIFI video Jammer) is used to block the transportation of the WIFI, Bluetooth, wireless video, has no effect to other electronic machine and human body. 1) The conference room, Library, exam room, school, bus stop, Car inside, Coffee shop. 2) Band, Government, the army, police station etc. * Features: 1) The mobile phone signal isolator is made up of up to date paste components and integrated circuits. With advanced performance, it is easy to install and use, and can work continuously for a long time. 2) As the manufacturing process strictly follows ISO 9001 quality system, the device works stable and reliable. It is an ideal, reliable security product, which can be used to strengthen information security, and protect safe production and protect the environment at the same time. * Main functions: 1) Small size, light weight, easily to operate 2) It can block Bluetooth signal effectively 3) It only shields the Shields the signals from mobile phone and does not affect the normal operation of other electronic devices 4) Slow start up circuit can avoid sparkling caused by mechanical switch * Specification: 1) Port of Output: Bluetooth, Output Frequency: 2400~2480MHz, Jamming Range: 5~15m 2) Electricity Power Charger: AC 110V~240V 3) Battery Inside: 3.7V 1100m. Ah 4) Size: 97x 46x 18mm, Weight: 100g
