GS12C Directional Sound Wave Loudspeaker Over 10000 Meters 168dB Strongest Long Range Acoustic Devices
HJSIP HJ-180PD Bluetooth Module BLE5.0 Include UART Port Transparent Transmission IOT Nrf52810 Built In Antenna PA High-power
Ready to Ship
$2.15 - $2.65
Min Order: 1 piece
Shipping per piece: $25.55