Product Review

NOTICE:
All Riwbox headphones provides 3 months Warranty with free technical support for a lifetime and it is ONLY available when you purchase your headphones from Authorised Seller: BASEMAN
Specifications:
Speaker diameter: 40mm
Speaker impedance: 320hm
Speaker sensibility: 108db+/-3db
Frequency response: 20-20000Hz
Working voltage: 3.1-4.2V
THD: Mic sn ratio: 40db
Mic freq response: 100Hz-80KHz
Speaker impedance: 32~
Max. output power: 12Mw
Operation range: 10M/360
Material: Plastic
Color: Black Weight: 210g Dimension: 176 x 120mm

Package include:
1 x Speaker
1 x USB line
1 x 3.5mm audio cable
1 x User manual