Model: HUKKY A9 Max

Chip solution: Jerry 7012D, headphone compartment Jerry 7023D

Bluetooth protocol: V5632F, supported protocols A2DP/AVDTP/AVRCP/RFOMM/HFP/HSP/

SPP/HID profiles

Bluetooth version: BT V5.4

Frequency: 2.402-2.480Ghz

Working distance: ≤15 meters

Voice prompt: neutral prompt tone

Bluetooth antenna mode: ceramic antenna

Number of channels: dual channels

Rated power: 2mW

Maximum power: 3mW

Frequency range: 20HZ-20KHZ

Sensitivity: 109dB±3dB @1KHz

Distortion: ≤5% @1KHz

Sensitivity: 94dB SPL @1KHz

Frequency response: 20Hz~3kHz

Speaker number: YE-1303207WF-1009

Category: Noise reduction speaker

Dimensions: 13mm

Impedance: 30Ω±15%

Rated resonance frequency: 500Hz±20%

Power interface: TPC interface

Playing time at 50% volume: about 4-6jam

Charging box charging voltage/current: 5V 0.2A

Headphone charging time: about 1jam

Charging time in charging bin: about 2jam

Standby time: about 180 days

Headphone charging voltage: 5V 0.02A