Super long battery life, continuous play/talk about 5 hours, standby time 120 hours.

Features:

• Bluetooth version: V5.0
• Supporting protocols: A2DP, AVRCP, HFP, HSP
• Frequency range: 2.402GHZ~2.480GHz ISM Band
• Signal distance: >10 meters
• Channel: stereo mono
• Continuous play/talk time: about 5 hours
• Standby time (with mobile phone standby): about 120 hours
• Binaural talk: support
• Headphone capacity: 3.7 V / 60 mAh
• Battery capacity; 3500 MAH
• Charging port: micro USB charging cable
• Waterproof rating: IPX5
• Noise reduction level: CVC8.0
• Audio decoding method: SBC
• Signal noise: > 75dB
• Gross weight: 120g
• Net weight: 86g
• Distortion: <1%
• Input voltage: DC5±0.25 V
• Operating voltage: 3.7 V (3.3-4.2 V)
• Charging time: less than 2 H
• Microphone sensitivity: -42±3DB
• Low battery alarm: 3.3 V
• Speaker specifications: 32Q ± 15%
• Working current: less than 25mA
• Caller Voice Report: Support
• Chinese and English voice switching: left ear / right ear Display Chinese voice prompt, double click the corresponding headset to convert back
• Function: Short press the touch button to answer the call when you call, short press the touch button to hang up the call
• Reject the call: When you call, press and hold the touch button for 1.5 seconds, then release it and reject it.
• Pause/Play: Short press the touch button during playback to switch play/pause
• Next song: Double-click the touch button during playback
• Previous song: Three-click touch button during playback
• Start Voice Assistant (Siri Google assistant): Press and hold the touch button for 1.5 seconds during standby to release, start voice assistant (requires mobile phone support)

Includes:

• 2 x Earphones
• 1 x Charging Box
• 1 x USB cable
• 4 x Ear tips
• 1 x Instruction Manual

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