JCALLY JM7 Max TypeC/Light-ning To 3.5mm Digital Audio Cable DAC CX31993 For Android/Apple Adapter Decode Amp 32bit/384KHz
SPECIFICATIONS
Bluetooth: No
Brand Name: JCALLY
Choice: yes
DSD Sampling Frequencies: 2.8224 MHz (DSD64),5.6448 MHz (DSD128),11.2896 MHz (DSD256),22.5792 MHz (DSD512)
Electrified: No
High-concerned chemical: none
Inputs: USB Type-C
Material: Metal
Origin: Mainland China
Outputs: 3.5 mm
PCM Sampling Frequencies: 384 kHz
PCM Word Length: 32-bit
Type: Portable
semi_Choice: yes
JCALLY
JM7MAX Visual HIFI Portable Amplifier
CX31993 DAC CHIP
SGM8262 OPAMP CHIP
32bits/384KHz
SELF-OWN R&D
ORIGINAL MANUFACTURER
Enough stock Support OEM

PATENT APPEARANCEDESIGNVISUAL CONFIGURATIONWITH LIVE PREVIEW
ENTHUSIAST-GRADE SETUP
HIGH-RESOLUTION AUDIO &POWERFHL DECODING
WIDELY COMPATIBLE TYPE-C CONNECTORS DEMCE
WIDELY COMPATIBLE TYPE-C CONNEC7ORS DEVICE
LUXURIOUS WIRE
SILVER COOPER 8 CORE 448 COILS

DUAL-CHIP ARCHITECTUREREFERENCE-CLASS HI-FIPERFORMANCE
JM7MAX utilizes the Conexant CX31993 DAC chip, supporting PCM sampling ratesup to 32-bit/384kHz. Powerfully equipped with the SGM8262 amplifier chip, itdelivers exceptional driving capability for high-resolution audio reproduction.Experience authoritative low-end response and enhanced vocal clarity. Forrecording, a high-definition ADC chip supports 24-bit/96kHz capture.Comprehensive functionality includes music playback, inline controls,voice calling, and live broadcasting

HIGH-PERFORMANCE CIRCUIT ARCHITECTUREPORTABLE DAC/AMP DRIVING FORCE ASSURANCE
CIRCUIT-SOUND SYNERGY: SUPERIOR PCB ENGINEERING DIRECTLYGOVERNS A PORTABLE DAC/AMP'S SONIC PERFORMANCE. JM7MAX'SHI-FI CIRCUITRY ENSURES PRECISION CLOCKING AND HIGH-CURRENTDRIVE. DELIVERING FLAGSHIP-GRADE DYNAMICS WITH FOCUSEDTRANSIENT RESPONSE.

JM7MAX COMPARE TO OTHER`S BRANDCORE COMPARISON TABLE

SINAD: Signal-to-Noise and Distortion RatioThe Key to Pure Audio Output
SINAD is the ratio of the useful signal (a standard lkHz sine wave) tothe sum of noise (such as circuit noise floor) and distortion signals(such as harmonic distortion, intermodulation distortion, etc.). lt isa critical metric for assessing the purity of the output signal fromDAC dongles. The higher the SlNAD value, the greater the proportionof the useful signal, and the less noise and distortion -resulting incleaner sound quality and higher fidelity.

Power output & Drive Compatibility forDifferent Headphone lmpedances
OUTPUT POWER IS A CORE PARAMETER MEASURING THE DRIVING CAPABILITY OFA DAC DONGLE. IT REFERS TO THE EFFECTIVE OUTPUT POWER DELIVERED WHENDRIVING HEADPHONES OF DIFFERENT IMPEDANCES (SUCH AS 16Q, 32Q, OR 300Q)THIS METRIC DIRECTLY REFLECTS THE DONGLE'S DRIVE COMPATIBILITYWITHVARIOUS HEADPHONE IMPEDANCES, PROVIDING CRITICAL REFERENCE FORMATCHING EQUIPMENT WITH HEADPHONES

PLUG AND PLAY POWERFULFUNCTIONS
FOR TYPE-CCONNECTOR PHONETABLET/COMPUTER
SUPPORT GAME/MUSIC/LIVE STREAMINGPHONE CALL/MICROPHONE/RECORDING

WIDELY COMPATIBLEWITH MANY DEVICES
JM7MAX supports high sampling rate formats up to 32-bit/384kHz. lt is compatiblewithAndroid/i0S devices via Type C ports (phones,tablets).MacOS/indows 10(or later) computers supporting,the llAc 2.0 cornrnunication protocol.It is not compatible with devices using UAC l.0, such as: Switch,PS5 consolcs,windowvs 7 ceenpulgrs

UNIVERSAL COMPATIBILITYSEAMLESS LISTENING
JM7MAX LIBERATE YOUR LISTENING EXPERIENCE FROM THE CONFINES OF ANYSETTING. FROM DAILY COMMUTES TO CRITICAL LISTENING SESSIONS, EVERYMOMENT IS ENHANCED WITH EXCEPTIONAL AUDIO.
Pure Sound On the go.Easy blisslmmersed
lmmersive Play: Cinematic Presence Unleash Definitive Sound
Clear Connection:Stable StreamVoice Defined, Barrier-Free

DUAL-CHIP VISIBILITYENTHUSIAST HARDWAREFULLYVISUALIZED

ENGINEERED TO PERFECTIONNEAR-ZERO SIGNAL LOSSPREMIUM 8-STRAND 448-CORESILVER-COPPER HYBRID CABLE
The JMTMAX employs silver-plated conductors withultra-low dielectric loss and optimized characteristicimpedance, This preserves square wave signalinteerity during digital audio transmissionsignificantty reducing, jitter and improvingdecoding accuracy.Result Audio signalsare processedwith unprecedentcdprecision by the DAC dongle, reproducingsound with exceptional authenticityUncompromising Materials forNear-Zero Loss.Flexible, durable, andinterlerence-resistantChasing, theoretical perfectionin signal transmission.

PRODUCT SPECIFICATION




NAME: VISUAL HIFI PORTABLE AMPLIFIER
MODE :JM7MAX
MAIN CHIP :CONEXANT CX31993
ОPAMPCHIP:SGM8262
PCM RATE:32bits/384KHz
ADC RATE :24bits/96KHz
DNR: <103dB(320)
SNR: ≈115dB(320,A-wt)
THD-N:≈0.0025%(32Ω)=0.0025%(300Ω)
CROSSTALK≈-76dB(32Ω)
NOISE LEVEL:3.5 PO≈2.5uV(320, A-wt.)
OUTPUT MPEDANCE ≈0.50(32Ω)
OUTPUTPOWER:≈228mW(16Q/THD+N<1%)≈118mW(32Ω/THD+N<196)=13mW(3000/THD+N<196
FUNCTION SUPPORT:Plug and play support game, music、live streaming phone call,microphone、 recording etc
APPLIANCEUAC :Compatible with:Android/i0s devices via Type-C ports (phones/tablets).MacOS/indows 10 (orlater) computers supporting th2.0 communication protocol,not compatible with devicesusing UAC 1.0, such as:Switch,PS5 consoles,windows 7 computersWIRE MATERIAL 8 core silver cooper 448 coils, spiral design
SHELLA MATERIAL: Aluminum alloy five-axis CNC curved surface precision engraving anodized matte silver finish with 180-mesh fine sanding
COLOUR:Matte silver
NETWEIGHT: 7.2g±1g
DIMENSION: 115±10mm
GROSS WEIGHT:47g5g
- Standard Shipping: Standard Shipping (12–18 Business Days)
- Express Shipping: Expedited Shipping (5–9 Business Days)
- Free Shipping: Orders over $199 qualify automatically
- Tracking: Full tracking number provided for all orders
- Returns: 30-day hassle-free return window
- Condition: Items must be unused and in original packaging
- Refund: Full refund processed within 3-5 business days
- Factory Direct: ISO/TS 16949 certified manufacturer
- Quality: 100% electrical continuity tested before shipment
- Experience: 15+ years in automotive connector industry
- Support: Professional technical support available
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