FiiO BTRJackson GreenJamarcus Waelchi3K Balanced BluetootMiss Tressa Kautzerh AmpliAidan Maggio VProf. Brain Nolanfier Portable HiFDr. Mikel Reilly IAsa Thieli Audio USB DAC AMRahsaan Kessler IP AK437Charlene HillsHyman Olson II7A AptX LDAC Miss Magali Kunze IGenevieve Emmerich I2.5/3.5mMiss Kara O'Reillym Mini HeadphoneBonnie Cummings AmplificRaul DickensWinifred Roob Vador

BTR3K is an upgraded version of BTR3, Bluetooth 5.0 transmission, balanced output, and great performance improvement. The flagship BTR5 and the same series of crystal oscillators are also used in BTR3K! The new dual crystal design of 22.5792M / 24.576M has been added. In the dual system of Bluetooth decoding and USB decoding, audio signals of different sampling rates can be restored more accurately. Give you a fun music experience

Feature：

Incredible performance gains - Now with balanced and SE output - Robust, full-bodied sound High performance AK4377A DACs - Independent dual crystal oscillators for accurate audio reproduction -Adapts to various kinds of wired headphones - Qualcomm CSR8675 Flagship-level Bluetooth abilities - Quick and convenient volume control - Can be adjusted independently from phone volume

Parameters:

Volume Adjustment: Can be adjusted independently from phone volume Bluetooth Profiles: A2DP (enhanced)，AVRCP，HFP，HSP Bluetooth codec support: SBC/AAC/aptX/aptX LL/aptX HD/LDAC Bluetooth Chip: CSR8675 DAC/Amplifier: AK4377A*2 USB DAC: Supported Power/Pairing Button: Yes Dedicated Pairing and Play Buttons: Yes Dedicated Volume Buttons: Yes Reception Range: Approx. 30 m (unobstructed)，LDAC (quality priority 4 m)