BT 5.0 chip (Lower power consumption than version 4.2, fast connection and transmission speed, up to 10m stable transmission distance without obstacle)
2. Compact and portable(Easy to carry, free to enjoy the music everywhere)
3. 52mm speaker (Equipped with power amplifier chip, 360°high-quality surround stereo sound, and provides an immersive experience)
4. Multiple play modes of TF card and wireless BT function, free to switch the modes. (click M button to switch into BT function or TF card off-line lossless music mode)
5. Built-in HD microphone. (Free to control the whole function, easy to make HD voice calls by it)
6. Independent multifunctional button, easy to operate. (Multifunction button helps to operate it easily, one-click to start/stop music, or pick up and hang up the phone)
7. TWS interconnection function is support (Click one wireless audio to interconnect with the other speaker, dual wireless speaker will form a left and right surround channels, just like family cinema)
8. IPX4 living waterproof(Resistant to sweat and splash in daily life)

Parameters:

Model: JR-ML01
BT version: V5.0
BT audio decoding: MP3
BT protocols: HSP/HFP/A2DP/AVR
BT frequency: 2.4GHz
Rated voltage: DC 3.7V
Built-in lithium battery: 2200mAh
Speaker specification: 52mm/4Ω/5W
Max output power: 5W
Charging voltage: DC 3.7V/500mA
Charging time: about 4H(2200mAh)
Playtime: about 14h(2000mAh) at medium volume
Standby time: about 120h(2000mAh)
TF supported formats: within 32G (MP3/WAV music format)
BT distance: 8-10m
SNR: ≥86db
Distortion THD: ≤1%
Size: 101.3*76mm
N.W.: 270g