Brainwavz R3 headphones

Impedance	32 Ω
Efficiency	95.0 dB SPL/mW
Frequency Response	20 - 20,000 Hz
Transducer Type	Dynamic
Ear Coupling	In-ear

Target SPL Requirements
Target	Power	Voltage
90.0 dB	0.32 mW	0.1 Vrms
92.5 dB	0.56 mW	0.13 Vrms
95.0 dB	1.0 mW	0.18 Vrms
97.5 dB	1.8 mW	0.24 Vrms
100.0 dB	3.2 mW	0.32 Vrms
102.5 dB	5.6 mW	0.42 Vrms
105.0 dB	10.0 mW	0.57 Vrms
107.5 dB	17.8 mW	0.75 Vrms
110.0 dB	31.6 mW	1.01 Vrms

Price History
Current	$242.57
Highest	$245.25
Lowest	$242.57
Search Item	Amazon, eBay

Other headphones by Brainwavz

Rank	Model	Current Price
-	Alpha	$25.00
-	B2	$329.95
-	Beta	$212.57
-	Delta	$16.50
-	HM5	$89.50
-	M2	$39.50
-	M3	$69.50
-	M5	$60.69
-	ProAlpha	$59.50
-	S1	$78.26