high version copy lehmann circuit diagram headphone amplifier earphone HD650 diy kits
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Specification
Brand Name: GZbotolave Built-in Battery: No Recommended Headphone Maximum Impedance: 251-300 Ohm Output Type: LINE OUT (AUDIO OUT) Input Type: LINE IN (AUDIO IN) DSD (Direct Stream Digital): No Body Material: Metal Channels: 2 (2.0) Output Power: 400mW Dimensions (WxHxD): 280x110x44mm Bluetooth: No Type: Home Amplifier WIFI: No