HOPESTAR P37 Outdoor Portable RGB Light Waterproof Wireless Bluetooth Speaker1. Wireless Standard: 5. 1 2. Transmission distance: 10 meters 3. Output power: 10W x 2 4. Playing time: 4 6 hours 5. Frequency effect: 80Hz 15KHz 6. Speaker: 66mm x 2 4ohm 7. Input sensitivity: 400mV 8. Separation: >=90dB 9. SNR: >=80dB 10. Working voltage: DC 5V 11. Battery type: built in 3000mAh lithium battery 12. Audio signal input interface: standard 3. 5mm headphone jack (stereo) 13. IPX6 waterproof 14. Support U disk TF card AUX playback mode

anti-scratch and shockproof

Support Windows XP / Win2003 / Win7 / Win8 / Vista 32bit

wrapped with copper foil

wireless Android Auto/Apple CarPlay

Receiving sensitivity: less than or equal to 18dB

just insert your phone into phone mount and you are ready to shoot

Suitable parts: neck

Compatible with Filament: PLA

Output port: Pogo Pin/USB-A

ionized treatment is durable and feels good

Garmin MARQ 2 Adventurer

All ports and buttons are easily accessible without removing the case