{"product_id":"heareal-bluetooth-receiver-dac-audio-decoder-hifi-preamp-bb2134-op-amp-bt5-1-for-ldac-and-aptx-hd","title":"Heareal Bluetooth Receiver DAC Audio Decoder Hifi Preamp (BB2134 Op Amp) BT5.1 for LDAC and APTX HD","description":"\u003cp\u003e\u003cb\u003eHeareal Bluetooth Receiver DAC Audio Decoder Hifi Preamp (BB2134 Op Amp) BT5.1 for LDAC and APTX HD\u003cbr\u003e\u003cbr\u003eFeatures:\u003c\/b\u003e\u003cbr\u003e- Hifi Bluetooth 5.1 receive decoder with excellent sound quality\u003cbr\u003e- Lossless transmission for LDAC and APTX HD\u003cbr\u003e- Advanced QCC5125 BT5.1 receiver chip supports for APTX HD\/LDAC. It can support 24-bit\/48kHz and 24bit\/96kHz audio. It increases the bit rate to 576kbps and 990kbps\u003cbr\u003e- Suitable for power amplifier and active speakers\u003cbr\u003e- Custom design helps you enjoy high-quality music\u003cbr\u003e- Audiophile DAC decoding chip ES9018 enables professional audio signals\u003cbr\u003e- Quality op amp ensures high-density music signals; The op amp can be replaced\u003cbr\u003e- Active crystal oscillator\u003cbr\u003e- Dual-way 18V high-voltage circuit avoids distortion and gets a large dynamic and high-quality listening feeling; better SPDIF\u003cbr\u003e- Has passed strict tests before delivery\u003cbr\u003e- Switch on the front panel can be used over 20,000 times\u003cbr\u003e- High-end power adapter: with CCC\/UL\/FCC quality certificates. Anti-shock surge and 90-264V; stable output and abundant kinetic energy. With over-current, power, electrostatic, low-voltage, over-temperature, magnetic field, short-circuit and over-voltage protection\u003cbr\u003e\u003cbr\u003e\u003cb\u003eBluetooth Performance for APTX HD:\u003c\/b\u003e\u003cbr\u003e- Communication range: 20-300m\/65.6-984.3ft\u003cbr\u003e- Transmission speed: 3Mbps\u003cbr\u003e- Latency: 40ms\u003cbr\u003e- Bit rate: 24Bit\/48KHz\u003cbr\u003e\u003cbr\u003e\u003cb\u003eBluetooth Performance for LDAC:\u003c\/b\u003e\u003cbr\u003e- Communication range: 20-300m\/65.6-984.3ft\u003cbr\u003e- Transmission speed: 3Mbps\u003cbr\u003e- Latency: 40ms\u003cbr\u003e- Bit rate: 24Bit\/96KHz\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSpecifications:\u003c\/b\u003e\u003cbr\u003e- Signal input mode: Bluetooth\u003cbr\u003e- Signal output mode: optical fiber, coaxial, RCA, and headphone\u003cbr\u003e- RCA output load: 10K-100K\u003cbr\u003e- RCA output signal: 4Vrms\u003cbr\u003e- Headphone amp output load: 8-300Ω\u003cbr\u003e- Headphone amp output power: 280mW\u003cbr\u003e- Coaxial signal output: 24Bit\/96kHz\u003cbr\u003e- Optical fiber signal output: 24Bit\/96kHz\u003cbr\u003e- Bluetooth receiving distance: greater than 20m\/65.6ft when unobstructed\u003cbr\u003e- Input voltage: DC5V\/12V\u003cbr\u003e- Digital signal output port: coaxial jack x1 + optical jack x1\u003cbr\u003e- Audio signal output port: dual RCA x 1; 3.5mm two-channel headphone jack x1\u003cbr\u003e- Bluetooth version\/protocol: QCC5125 Bluetooth 5.1 (for LDAC\/Aptx HD\/Aptx Adaptive\/Aptx)\u003cbr\u003e- Optional op amp chip: BB2134\/muses02 (DIP8; Op amp is pluggable for easy replacement)\u003cbr\u003e- Dimensions: 70 x 105 x 33mm\/2.8 x 4.1 x 1.3\"\u003cbr\u003e- Net weight: 0.3kg\/lb\u003cbr\u003e\u003cb\u003e\u003cbr\u003ePackage Included:\u003c\/b\u003e\u003cbr\u003e- 1 x L3 Main Unit\u003cbr\u003e- 1 x User Manual\u003cbr\u003e- 1 x Bluetooth Antenna\u003cbr\u003e- 1 x Power Adapter\u003cbr\u003e\u003cbr\u003e\u003cimg style=\"width: 750px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/79729\/79729-01.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg style=\"width: 750px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/79729\/79729-02.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg style=\"width: 757.167px; height: 143.273px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/79729\/79729-03.jpg\"\u003e\u003cbr\u003e\u003cb\u003eDifferences between Op Amp IC:\u003c\/b\u003e\u003cbr\u003e1: BB2134's sound is warm, the midrange is slightly wide, and the bass is thick; much like the op amp of tube style, it is durable and does not prick\u003cbr\u003e2: muses02 is a well-known op amp IC in recent years. It sounds excellent. High-frequency sounds are bright, mid-range sounds are accurate, and low-frequency sounds are elastic\u003cbr\u003e\u003cbr\u003e\u003cimg style=\"width: 750px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/79729\/79729-04.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg style=\"width: 750px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/79729\/79729-05.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg style=\"width: 750px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/79729\/79729-06.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg style=\"width: 750px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/79729\/79729-07.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg style=\"width: 750px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/79729\/79729-08.jpg\"\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Thanksbuyer Online,SDR Radio, Testers and Measurement devices, Astronomy products, Audio Amplifer and Decoders","offers":[{"title":"Default Title","offer_id":41028624678961,"sku":"79729","price":67.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0578\/4790\/6353\/files\/1670382572-1.jpg?v=1780316720","url":"https:\/\/www.thanksbuyer.com\/ja\/products\/heareal-bluetooth-receiver-dac-audio-decoder-hifi-preamp-bb2134-op-amp-bt5-1-for-ldac-and-aptx-hd","provider":"Thanksbuyer Online,SDR Radio, Testers and Measurement devices, Astronomy products,  Audio Amplifer and Decoders","version":"1.0","type":"link"}