Model: M156
Color: White, Black, Purple
Bluetooth Version: V6.0
Supported Protocols: A2DP, AVRCP, HFP
Transmission Distance: ≥10 m
Earbud Battery: 450909‑30 mAh
Charging Case Battery: 602030‑300 mAh (with protection board)
Speaker Driver Size: F12 Composite Diaphragm
Microphone: Silicon MEMS Microphone
Copper Post & Pogo Pin Material: 1μm gold‑plated, 5μm platinum‑plated
Craftsmanship: Electroplating for earbud main‑board decorative parts and speaker decorative parts; case top & bottom sprayed with pearlescent paint