M02

Main Chip: JL7018F (Stereo, ENC noise cancellation)
Co-processor: Allwinner V821
Camera Chip: IMX219, 8MP (800W)
WiFi: 5GHz
Bluetooth reception range: ≥10 meters
Operating frequency: 2.402GHz – 2.480GHz
Transmit power: CLASS2, max 4dBm
Signal-to-noise ratio: -89dBV
Distortion: <1%
Frequency response: 20Hz – 20kHz
Speaker specification: 1609 H3.0
Speaker impedance: 16±1.5%Ω
Speaker power: 0.5W (short‑term max power: 0.8W)
Charging input voltage: DC 5±0.25V
Battery specification: 3.8V / 290mAh
Operating voltage: 3.8V (range 3.3–4.2V)
Charging time: ≤2 hours
Standby current: ≤5μA
Microphone sensitivity: -42±3dB
Low voltage warning: 3.0V
Continuous music playback time: approx. 5 hours (at 80% volume)
Operating current: ≤30mA (higher volume draws more current)
Photo / camera current: ≤210mA

Supported features: Voice wake‑up, music playback, music control, call answering, photo capture, ChatGPT integration, visual recognition (look and recognize objects), real‑time translation, video stabilization (anti‑shake), Wi‑Fi transmission, dual‑microphone noise cancellation, touch control (zone touch), wear detection, and more.