ZK-1602 TDA7498E Digital Power Amplifier Board 160W*160W Dual Channel 220W Mono Channel DC15-35V Amplifier Module Board
Malipo Salama Yanahakikishiwa

Zawadi ya Bure
Karibu Roymall, tovuti yako ya kitaalamu ya kununua zawadi za hifadhi ya duka. Tunathamini na kushukuru msaada wako, na tunataka kuonyesha shukrani yetu kwa kuongeza kipengele cha msisimko wa ziada kwa ununuzi wako. Unaponunua nasi, sio tu utapata bidhaa za hali ya juu zinazoboresha maisha yako, lakini utapata pia zawadi ya bure ya kipekee kwa kila agizo lako. Tayari kuchunguza mkusanyiko wetu na kupata zawadi zako kamili? Chunguza uteuzi wetu wa bidhaa za hifadhi ya duka, weka agizo lako na subiri msisimko wa zawadi yako ya bure kufika pamoja na ununuzi wako.Sera ya Usafirishaji
Tutafanya kazi kwa bidii kukufikishia bidhaa baada ya kupokea maagizo yako na kuhakikisha zinafika salama. Maelezo ya uwasilishaji yatakuwemo kwenye barua pepe yako ya uthibitisho.Kwa hali ya kawaida, maagizo huchakatwa ndani ya siku 2. Katika hali maalum, yanaweza kucheleweshwa kama ifuatavyo: Unapoagiza Jumamosi, Jumapili au siku za likizo, itacheleweshwa kwa siku 2.Kwa kawaida, inahitaji siku 5-7 za kazi (Jumatatu hadi Ijumaa) bila kuathiriwa na ucheleweshaji wa ndege au mazingira mengine.Kwa sababu huduma yetu ya usafirishaji ni kimataifa, muda wa uwasilishaji utategemea eneo lako, kwa hivyo inaweza kuchukua muda na tafadhali subiri kwa subira ikiwa uko katika wilaya au nchi za mbali.1. Sera ya Kurudisha na Kubadilisha
Tunakubali tu bidhaa zilizonunuliwa kutoka roymall.com. Ikiwa unanunua kutoka kwa wasambazaji wetu wa ndani au wauzaji wengine, huwezi kuzirudisha kwetu. Bidhaa za mauzo ya mwisho au zawadi za bure hazikubaliki kwa kurudisha.Ili kuwa na haki ya kurudisha, bidhaa yako lazima isitumike na iwe katika hali ileile uliyoipeleka. Pia lazima iwe kwenye pakiti ya asili.Baada ya kupokea maagizo ya kurudisha kutoka kwetu, tafadhali pakiti bidhaa zako zilizorudishwa na kuacha kifurushi chako kwenye ofisi ya posta ya ndani au mtoa huduma mwingine wa usafirishaji.Tutachakata bidhaa yako ya kurudisha au kubadilisha ndani ya siku 3-5 za kazi baada ya kuipokea. Rudi pesa itachakatwa na kuwekwa kiotomatiki kwenye njia yako ya awali ya malipo.Hakuna kurudisha au kubadilisha kunaweza kukubaliwa ikiwa bidhaa ilitengenezwa kwa maagizo maalum, ikiwa ni pamoja na saizi maalum, rangi maalum au uchapishaji maalum.Ikiwa unahitaji msaada zaidi, tafadhali wasiliana nasi. service@roymall.com au Whatsapp: +8619359849471
2. Sera ya Kurudisha Pesa
Utapata rudi pesa kamili au stoo 100% ya stoo baada ya kupokea na kukagua kifurushi kilichorudishwa. Rudi pesa itachakatwa kiotomatiki kwenye njia yako ya awali ya malipo.Tafadhali kumbuka kuwa gharama za usafirishaji na ushuru wowote au ada hazirudishiwi. Gharama za ziada za usafirishaji hazirudishiwi mara tu kifurushi kimetumwa. Wewe ndiye mwenye jukumu la kulipa ada hizi na hatuwezi kuziacha au kuzirudisha, hata kama agizo litarudishwa kwetu.Mara tu tutakapopokea na kuthibitisha bidhaa yako iliyorudishwa, tutakutumia barua pepe kukujulisha kuwa tumepokea bidhaa yako. Pia tutakujulisha kuhusu uthibitisho au kukataliwa kwa rudi pesa yako.Ikiwa una shida yoyote kuhusu mchakato wa kurudisha pesa, tafadhali wasiliana nasi. service@roymall.com au Whatsapp: +8619359849471Product name | 160W dual channel/220W mono pure rear stage amplifier board |
Power AMP chip | Original TDA7498E |
Working voltage | The safe power supply voltage is 15-35V DC, the maximum voltage is 36V, and AC power cannot be used. It is strictly prohibited to input positive and negative poles in reverse. It is recommended to use a 32V, 8A or higher DC power supply. |
Maximum output power | Stereo 160W+160W (speaker impedance 4 ohms, power supply 36V); Mono bridge output 220W (speaker impedance 3 ohms, power supply 36V) |
Adapted speaker | 4-8 ohms, 50-160W in stereo mode; In mono mode, 3-8 ohms, 50-220W. |
Heat dissipation method | Temperature controlled automatic air cooling, or manually selecting the fan to keep running. |
Gain selection | 1st gear GAIN=33.1dB, 2nd gear GAIN=35.6dB |
Bridging method | Output end R+ L+parallel output, R- L- parallel output, No. 2 Dip switch is toggled to ON position. Please perform the above operations while the power is off. |
Product size | 141x65x29mm |
Product weight | Net weight of product: 147g, Weight with packaging: 182g |
Features:
1. High-Quality Components: Equipped with high-voltage, large-capacity energy storage capacitors for enhanced performance and durability.
2. Voltage and Temperature Management: Incorporates MCU-driven voltage measurement to eliminate sound and precise temperature monitoring for fan control, ensuring optimal performance and longevity.
3. Reliable Connection: Gold-plated lotus seat ensures secure contact and effective electromagnetic shielding, maintaining excellent audio quality.
4. Flexible Control: Features a one-button bridge function and two-speed gain selection, allowing users to easily customize their listening experience. Choose between temperature-controlled automatic cooling or manual fan control.
5. Efficient Inductor Design: Utilizes dedicated inductors for digital power amplification, delivering high current, minimal magnetic loss, negligible parasitic capacitance, and low heat generation, resulting in enhanced audio fidelity.
Package Include:
1x Pure Power Amplifier Board