USB-C CABLE DONGLE · CIRRUS LOGIC CS43198
JCALLY JM28
A USB-C cable dongle with a Cirrus Logic CS43198 DAC chip, a 3.5 mm output. Weight 6.5 g.
POWER AT 32 Ω29.15mW3.5 mm, per channel not stated
OUTPUT IMPEDANCENot statedNo data from the manufacturer
SNR>120dBoutput not stated
PRICENo price yet
OUTPUTS3.5 mm
DAC CHIPCirrus Logic CS43198
PARAMETRIC EQNot statedJCALLY lists none
CONTOURNot supported
Numbers are the manufacturer's stated figures unless marked as measured; sources linked below.
Outputs and power
3.5 mm
29.15mWat 32 Ω
Spec image: 29.15 mW at 32 Ω, per channel or both channels not stated
1.68mWat 600 Ω
Spec image: 1.68 mW at 600 Ω, per channel or both channels not stated
Output impedance -
SNR>120 dB (JCALLY does not say for which output)
Dynamic range103 dB
Distortion-97 dB
Crosstalk-72 dB
Frequency response20 Hz - 20 kHz
Not stated: gain, supply voltage.
Is it enough for your headphones?
JCALLY rates the JM28 at 29.15 mW into 32 Ω. Below is how much of that is left to spare for each kind of headphones when you listen loud, with peaks at 110 dB. A figure marked est. is worked out from that rating.
Sensitive IEMsMulti-driver sets that hiss on strong sources
needs 0.6 mWest. 15 mW at 16 Ω+14 dBMost IEMsTypical in-ears, 16 to 50 Ω
needs 3.2 mW29.15 mW at 32 Ω+10 dBEasy-to-drive headphonesClosed and portable, 32 Ω
needs 16 mW29.15 mW at 32 Ω+3 dBHard-to-drive headphones300 Ω, HD 600 class, hungry for voltage
needs 20 mWest. 3.3 mW at 300 Ω8 dB shortMost planarsPlanar magnetic, low impedance, need current
needs 50 mW29.15 mW at 32 Ω2 dB shortDemanding planarsThe hardest loads, desktop territory
needs 251 mWest. 16 mW at 60 Ω12 dB shortThe device
From JCALLY's spec images unless markedInputUSB-C
FormatsPCM up to 32-bit / 384 kHz, DSD256
DAC chipCirrus Logic CS43198
Works withsupports exclusive playback in apps such as HiBy and Viper
Build392-core 8-strand cable, silver-plated conductors, spiral design, strong anti-interference
Parametric EQNo data from the manufacturer. Not supported in Contour.
Length110 ± 10 mm
Weight6.5 g, about 15 g with packaging
Devices with the same DAC chip
CS43198 · 16 devices use itJCALLYJM98MAX≈195 mW0.65 ΩYes8 bandsSGM8262$34.99≈195 mW · 0.65 Ω · $34.99PEQ Yes, 8 bands · Amp SGM8262
MOONDROPWorks with ContourDAWN PRO 262 mWEstimated0.219 ΩMeasuredWorks with Contour8 bands$59.99est. 62 mW · 0.219 Ω · $59.99PEQ Yes, 8 bands
CrinEarWorks with ContourProtocol Max300 mWEstimated<0.3 ΩWorks with Contour10 bandsDual SG Micro SGM8262-2$76.49est. 300 mW · <0.3 Ω · $76.49PEQ Yes, 10 bands · Amp Dual SG Micro SGM8262-2
FiiOWorks with ContourKA15≥560 mW0.65 ΩMeasuredWorks with Contour10 bands$99.99≥560 mW · 0.65 Ω · $99.99PEQ Yes, 10 bands