Do listen to a few and choose one you feel drawn to.

    Nembutsu (Namo Amida Bu – used for prostrations or for daily practice)

    Nembutsu for 5 minutes

    Spoken nembutsu for 5 minutes

    Amitabha (five minutes)
    Namo Omito Fo (five minutes)
    Om Mani Padme Hum Hrih (five minutes)
    Namo Quan Shi Yin Bosat
    Om Ami Dewa Hrih
    Namo Amida Bu from kirtan, sung by Angela Pell-Walpole

    Some other recordings of liturgy

    Prajnaparamita Hridaya Sutra p20 (the text is wrong in places – I learnt this using the resources here & here)
    The Heart Sutra in Japanese