Awei AT7 Bluetooth wireless headphone stereo surround speaker with microphone headset

🌟 Description:

• Upgraded Li-polymer battery

• Longer battery life

• Micro-SD card are supported

• Bluetooth version: 5.4

• Bluetooth protocols: a2dp 1.3.2\avctp 1.4\avdtp 1.3\ avrcp 1.6.2\ hfp 1.8 \spp 1.2\rfcomm 1.1\pnp 1.3\ hid 1.1.1\sdp core5.3\l2cap core 5.3

• Channel system: stereo

• Battery capacity: 600mAh

• Charging time 2.5h

• Play time ≈70h

• Call time ≈40h

• Horn diameter: 40mm

• Horn impedance: 32Ω

• Horn sensitivity: 121±3dB

• Best transmission distance: <1m

• Maximum transmission distance: 10m

• Bluetooth operating frequency: 2.402GHz~2.480GHz

• Wearing method: head-mounted

• Charging interface: Type-C

• User manual: Chinese and English

• Accessories: USB charging cable, user manual

✳️ Warranty: 6 Months Official Warranty