Drive unit type/diameter: 10MM moving coil unit
Audio interface: none
Interface type: USB port
Wire control function: wired control
Sensitivity: 42dB±3dB Built-in battery in the collar, 12h continuous playback, 300h standby There is no battery in the earplugs, only 4g, no pressure to wear Neck-hanging skin-friendly design, no feeling of comfortable wearing Built-in vibration motor, reminder when power is turned on and off HiFi-level CSR8645 chip, supporting APT-X lossless transmission APT-X is a digital audio compression algorithm based on sub-band ADOCM (SB-ADPCM) technology. The original algorithm was proposed by Dr. Stephen Smyth in the 1980s. Developed by APT company and named APT-X. It was originally used in the field of professional audio and broadcasting. Visual Duplex OPS battery display, two Bluetooth devices connected


