Sanwa Supply TV Speaker Extension (5m Cable, Black) MM-SPTVBK

[Maximum practical output]: 2.5W Frequency response: 100Hz to 20KHz [Speaker type]: Closed full-range speaker system (magnetically shielded) Speaker size: 3 inches (75mm diameter) Input impedance: 500 Ω Input terminal: Stereo mini plug (3.5 mm) *Audio output is mono. Power supply: 4 AA batteries (sold separately) Battery life: Approximately 70 hours (using alkaline batteries, 3mW output) *Varies depending on usage time. Size: W165 x D57.7 x H145mm (including volume control) Weight: 322g [Photo storage size]: W152 x H102mm (suitable for postcards, L-size photos, etc.) [Cable length]: Approximately 5m (3.5mm stereo mini jack cable) [Accessories]: Instruction manual *Batteries are not included.