{"product_id":"ibasso-dc-tonfa","title":"iBasso DC-Tonfa USB DAC\/Amp — 8-Channel R2R, 800mW Balanced, Blue","description":"\u003cp class=\"tp-summary\"\u003eThe iBasso DC-Tonfa is a USB DAC\/amp built on a discrete, fully balanced 8-channel 24-bit R2R DAC, with up to 800mW + 800mW at 32Ω from its 4.4mm output and support for PCM up to 768kHz and DSD512. It suits phone and laptop listeners who want an R2R dongle that can also drive demanding headphones.\u003c\/p\u003e\n\u003ch2\u003eWho the iBasso DC-Tonfa is for\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eR2R listeners:\u003c\/strong\u003e 312 high-precision, low-drift metal film resistors form a discrete 8-channel R2R network, with a 60-resistor hardware compensation network and FPGA correction for resistor tolerance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDemanding headphones:\u003c\/strong\u003e Two TI dual op-amps and four BUF634A buffers deliver up to 800mW + 800mW at 32Ω (5.2Vrms on high gain) from the 4.4mm balanced output.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFilter tinkerers:\u003c\/strong\u003e The FPGA offers a NOS mode plus four iBasso digital filters, set from the 0.96-inch OLED screen and multifunction knob.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eiPhone, Android and console users:\u003c\/strong\u003e USB-C and Lightning cables come in the box, and iBasso says a UAC 1.0 mode turns it into an external sound card for consoles such as Switch 2 and PS5.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhone battery life:\u003c\/strong\u003e iBasso rates its draw at under 100mA at 5V in NOS mode at 48kHz, which eases the load on a phone, including an iPhone.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSkip it if:\u003c\/strong\u003e you want app control on an iPhone — iBasso's UAC app is an Android APK (plus a browser console for Windows and macOS), so on iOS you adjust it with the knob and screen.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eiBasso DC-Tonfa key specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDAC:\u003c\/strong\u003e Discrete 24-bit 8-channel R2R, fully balanced (312 metal film resistors)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital core:\u003c\/strong\u003e Custom FPGA with NOS mode + 4 digital filters; dual Accusilicon femtosecond oscillators\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmplifier:\u003c\/strong\u003e 2 TI dual op-amps + 4 BUF634A buffers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput power:\u003c\/strong\u003e 800mW + 800mW @32Ω (4.4mm); 219mW + 219mW @32Ω (3.5mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSNR \/ THD+N:\u003c\/strong\u003e 122dB \/ 0.004% (4.4mm); 118dB \/ 0.0056% (3.5mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormats:\u003c\/strong\u003e PCM up to 768kHz, DSD512\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutputs:\u003c\/strong\u003e 4.4mm balanced; 3.5mm single-ended (also S\/PDIF out)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Blue\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize and weight:\u003c\/strong\u003e 61 × 34.6 × 15mm, 45g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIn the box:\u003c\/strong\u003e Magnetic protective case, USB-C to USB-C cable, USB-C to Lightning cable, USB-C to USB-A adapter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"tp-trust\"\u003eGenuine iBasso stock. Free shipping on every order, 45-day returns.\u003c\/p\u003e","brand":"iBasso","offers":[{"title":"Default Title","offer_id":46347836620935,"sku":"iBasso DC‑Tonfa-blue","price":376.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/5833\/0247\/files\/13604358743.jpg?v=1793200325","url":"https:\/\/tonepier.com\/products\/ibasso-dc-tonfa","provider":"TonePier","version":"1.0","type":"link"}