AIN AT-X80J Smart Call Noise Reduction Bluetooth Headphones with Charging Box and Digital Battery Display Support Touch Voice Assistant Automatic Connection (Black)

Features:
1.Bluetooth 5.0 chip approaching zero delay smooth operation without lag
2. The special titanium diaphragm moving coil unit really restores the thorough texture of the sound
3. Intelligent noise reduction technology support for high-definition calls
4.Touch operation support answering/hanging up calls play/pause music wake up voice assistant and other functions easy to use
5.Support master-slave switching
6. Remove the headset from the charging box the headset will automatically pair and connect
7. Use with the charging box long-lasting battery life
8. The digital power display screen displays the charging power in real time
9. Ergonomic design comfortable to wear
10.IPX5 waterproof

Product parameters:
1. Bluetooth version: V5.0 +BR+EDR+BLE
2. Channel system: true stereo
3.Working frequency: 2.402-2.480GHz
4.Support protocol: A2DP/HFP/AVCTP/AVRCP/AVDTP/SPP/SMP
5. Transmission distance: 10 meters
6. Transmission power: Class 2
7.Sensitivity: 105dB+/-3dB
8.Response frequency: 20-20000Hz
9. Speaker unit: diameter 7mm 16 ohm +/- 15% 92+/-3dB 1mW
10. Microphone: 4013 -42+/-3dB
11. Charging input standard: contact DC 4.75-5.25V/1-40MA
12. Battery type: 3.7V lithium battery 40mAh
13.Charging time: about 1.5 hours
14.Working time: about 3-4 hours
15. Standby time (shutdown): about 150 days
16.Indicator light: 1 x blue light 1 x red light