Features:
OOTDTY
Wearable neckband stereo sound bluetooth-compatible speaker, built-in microphone, supports high-definition call.
Ergonomic design, fit well with the neck and shoulder curves, no compression on neck and shoulder even after long hours wearing.
Built-in 4 HiFi speakers (8Ohz 1W, ultra-high sound quality, stereo surround sound, offering you 9D cinema level sound effect.
Wireless bluetooth-compatible 5.0 connection, low power consumption, fast transmission speed, no latency, strong anti-interference ability helps to get rid of distance constraint.
Features weatproof and waterproof, great for automobile, desktop, fitness, outdoor, home, mobile phones, live broadcast and more.
High-performance polymer lithium battery, long-lasting, lasting up to 10 hours working, let the music continue to accompany you.

Specifications:
Material: Plastic-material
Color: Blue, Black(optional)
Size: Approx. 18x10cm/7.08×3.93inch
Model: BBH-929s
Power: rechargeable 3.7V 380mAhx2 lithium battery
Output Power: 1Wx 4, stereo surround sound
Bluetooth-compatible Version: BLE5.0
Working Endurance: 8-10hours
Speaker Unit: 4pcs full-range speaker
Noise-reduction: Support CVC8.0
Receive Sensitivity: -105dBm

Package Includes:
1x Wearable Speaker

Note:
Please allow 0-1cm error due to manual measurement. make sure you do not mind before you order.
Please allow slight chromatic aberration due to different display resolutions.