This 2 in 1 speaker not only lets you play games of iPhone 4， but also allows you to enjoy music via earpones， and is popular with iPhone owners who love playing racing games.

General Specs 　
Color Black
Material Plastic
Output Power RMS 4W
Frequency Response 80-18000Hz
SNR ≥80dB
Speaker 2 x 27mm speaker
Impedence 4ohm
Power Supply 3.7V 500mA li-ion battery
Interface 3.5mm jack
Compatibility iPhone 4
Features
Put the iPhone 4 in the middle to play games with the game wheel controller
Plays excellent music with built-in speaker
Easy to operate
Great for playing racing games of iPhone 4

General Specs
Color	Black
Material	Plastic
Output Power	RMS 4W
Frequency Response	80-18000Hz
SNR	≥80dB
Speaker	2 x 27mm speaker
Impedence	4ohm
Power Supply	3.7V 500mA li-ion battery
Interface	3.5mm jack
Compatibility	iPhone 4
Features
Put the iPhone 4 in the middle to play games with the game wheel controller Plays excellent music with built-in speaker Easy to operate Great for playing racing games of iPhone 4