CPU: JieLi 6983D2

Speaker: 12mm, 32 Ω

Bluetooth: V5.3, type C port

Wireless range: <10M

Powerinput: DC 5V

Support agreement:HSP/HFP/A2DP/AVRCP

Frequency response range:20-20000Hz

Sensitivity: 120 ± 5dB

Color: M2 as picture

Battery:grade A 30mah*2+220mah

Headphone talk time: approximately 6 hours

Earphone listening time: about 6 hours

Earphone charging time: approximately 60 minutes

Standby time: approximately 180 hours

Battery box charging time: 2 hours

How many times can the earphones be charged: 3 times

Main functions of headphones: automatic power on/off/automatic reconnection, answering/hanging up/rejecting, support for pausing/playing/up/down music, support for adjusting volume, dual ear communication, caller ID/voice prompt, intelligent voice assistant, gaming headphones, products with CE/RoHS certification