FiiO BTR3K AK4377A Balanced Bluetooth 5.0 Amplifier USB DAC Support LDAC Lossless HiFi Codecs Hands-free Calling 2.5/3.5

Features Incredible performance gainsNow with balanced and SE outputRobust full bodied sound High performance AK4377A DACsIndependent dual crystal oscillators for accurate audio reproductionAdapts to various kinds of wired headphonesCSR8675 Flagship level Bluetooth abilitiesQuick and convenient volume controlCan be adjusted independently from phone volumeVolume Adjustment Can be adjusted independently from phone volumeBluetooth Profiles A2DP enhanced AVRCP HFP HSPBluetooth code support SBC AAC LDACBluetooth Chip CSR8675DAC Amplifier AK4377A 2USB DAC SupportedPower Pairing Button YesDedicated Pairing and Play Buttons YesDedicated Volume Buttons YesReception Range Approx 30 m unobstructed LDAC quality priority 4 m Format Indicator SBC Blue AAC Cyan HD YellowLL Purple LDAC WhiteHands free Calling with Microphone SupportedVoice Assistant Activation SupportedIn line Controls SupportedNFC Not supportedAudio Outputs 2 5mm 3 5mm headphone jacksUSB Connector Type CBattery 330mAhBattery Life Approx 11 hoursCharging Time 1 5 hoursCheck battery on iOS device Supported Android device support for functionality will vary Auto Standby if no audio signal SupportedDimensions 58 x 25 x 11mmWeight 23 5gPackage Included 1 x Bluetooth Receiver1 x USB Type C Cable1 x User Manual1 x Warranty Card1 x Lanyard