Professional ANC Technology: The ANC1 adopts two high-sensitivity noise reduction microphones, which are processed dy chip algorithm to neutralize the external noise curve. Thus it achieves the effect of reducing the environmental noise that can makes the music more purer.
Astonishing Sound Quality: Dual two large 40MM drivers. The sound quality is enhanced as well since we upgraded the headphone speakers. It sounds well-bal-anced with a decent level of bass and shows a great performance from mids and treble.
Supports Wireless mode and Wired mode: The ANC1 features the most stable wireless 5.0 technology, which is twice faster in transmission rate and 8 times wider in ban width than V4.2. with wired mode, users do not need to worry about running out of power.
Adjustable Headband: Adjustable headhand and ergonomic design promises the comfortable wearing experience, in order to make it suitable for more people.
24H Battery Life: Built-in 500mAh rechargeable battery provides up to 24h and support all day play.
Microphone
Microphone Unit: Φ4*1.5mm
S.P.L: -42±3dB S.P.L at 1KHz
Impedance: ≤2.2kΩ
Frequency response: 100Hz-10,000Hz
Directivity: Omni-directional
Speaker
Speaker diameter: Φ40mm
Frequency response: 20Hz-20KHz
Impedance: 32Ω
S.P.L: 95±3dB S.P.L at 1KHz
Rated power: 20mW
Bluetooth
Bluetooth version: 4.0+EDR
Support profile: HSP,HFP,A2DP,AVRCP,APTX
Transmission frequency: 2.40GHz-2.48GHz
Transmission distance: 10m
Pairing name: Ausdom M07
Battery
Charging port: Micro USB
Standby time: More than 150 hours
Talking time: About 14 hours
Playing time: About 14 hours
Charging time: About 2-3 hours
Battery type: Build in 500mAh rechargeable lithium battery
The only things I don't like is the micro USB port and it may be BT 4 or 5. I'm not sure.